Disable NotificationImageReporterTest.

Its use of feature flags causes data races.

BUG=836359
TBR=xidachen@chromium.org
NOTRY=true

Change-Id: I5bc92a6fc9b9010b9863b363dc3033b95f777762
Reviewed-on: https://chromium-review.googlesource.com/1026462Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#553230}

chrome/browser/safe_browsing/notification_image_reporter_unittest.cc

@@ -192,7 +192,8 @@ void NotificationImageReporterTest::ReportNotificationImage() {
       image_);
 }
 
-TEST_F(NotificationImageReporterTest, ReportSuccess) {
+// Disabled due to data race. https://crbug.com/836359
+TEST_F(NotificationImageReporterTest, DISABLED_ReportSuccess) {
   SetExtendedReportingLevel(SBER_LEVEL_SCOUT);
 
   ReportNotificationImage();
@@ -217,7 +218,8 @@ TEST_F(NotificationImageReporterTest, ReportSuccess) {
   EXPECT_FALSE(report.image().has_original_dimensions());
 }
 
-TEST_F(NotificationImageReporterTest, ImageDownscaling) {
+// Disabled due to data race. https://crbug.com/836359
+TEST_F(NotificationImageReporterTest, DISABLED_ImageDownscaling) {
   SetExtendedReportingLevel(SBER_LEVEL_SCOUT);
 
   image_ = CreateBitmap(640 /* w */, 360 /* h */);
@@ -238,7 +240,8 @@ TEST_F(NotificationImageReporterTest, ImageDownscaling) {
   EXPECT_EQ(360, report.image().original_dimensions().height());
 }
 
-TEST_F(NotificationImageReporterTest, NoReportWithoutSBER) {
+// Disabled due to data race. https://crbug.com/836359
+TEST_F(NotificationImageReporterTest, DISABLED_NoReportWithoutSBER) {
   SetExtendedReportingLevel(SBER_LEVEL_OFF);
 
   ReportNotificationImage();
@@ -247,7 +250,8 @@ TEST_F(NotificationImageReporterTest, NoReportWithoutSBER) {
   EXPECT_EQ(0, notification_image_reporter_->sent_report_count());
 }
 
-TEST_F(NotificationImageReporterTest, NoReportWithoutScout) {
+// Disabled due to data race. https://crbug.com/836359
+TEST_F(NotificationImageReporterTest, DISABLED_NoReportWithoutScout) {
   SetExtendedReportingLevel(SBER_LEVEL_LEGACY);
 
   ReportNotificationImage();
@@ -280,7 +284,8 @@ TEST_F(NotificationImageReporterTest, NoReportOnWhitelistedUrl) {
   EXPECT_EQ(0, notification_image_reporter_->sent_report_count());
 }
 
-TEST_F(NotificationImageReporterTest, MaxReportsPerDay) {
+// Disabled due to data race. https://crbug.com/836359
+TEST_F(NotificationImageReporterTest, DISABLED_MaxReportsPerDay) {
   SetExtendedReportingLevel(SBER_LEVEL_SCOUT);
 
   const int kMaxReportsPerDay = 5;